Cash flows provided by (used for) operating activities:                                       
 Net income                                                             $     485   $   2,696  
 Adjustments to reconcile net income to net cash provided by (used for)                        
    operating activities:                                                                      
   Depreciation                                                               934         897  
   Amortization of goodwill and other acquisition-related intangibles         585         313  
   and costs                                                                                   
   Purchased in-process research and development                               75          62  
   Gains on equity investments, net                                            --        (449) 
   Net loss on retirements of property, plant and equipment                    21          15  
   Deferred taxes                                                             (20)       (115) 
   Changes in assets and liabilities:                                                          
     Accounts receivable                                                      734          40  
     Inventories                                                             (374)        (44) 
     Accounts payable                                                         (68)        370  
     Accrued compensation and benefits                                       (929)       (681) 
     Income taxes payable                                                    (427)       (164) 
     Tax benefit from employee stock plans                                     69         302  
     Other assets and liabilities                                              96          39  
       Total adjustments                                                      696         585  
 Net cash provided by operating activities                                  1,181       3,281  
 Cash flows provided by (used for) investing activities:                                       
   Additions to property, plant and equipment                              (2,664)     (1,074) 
   Acquisitions, net of cash acquired                                        (498)     (1,406) 
   Purchases of available-for-sale investments                             (2,438)     (2,227) 
   Maturities and sales of available-for-sale investments                   5,221       4,900  
   Other investing activities                                                (167)       (293) 
 Net cash used for investing activities                                      (546)       (100) 
 Cash flows provided by (used for) financing activities:                                       
   Increase in short-term debt, net                                            87         143  
   Additions to long-term debt                                                 11          --  
   Retirement of long-term debt                                                --         (46) 
   Proceeds from sales of shares through employee stock plans and other       287         331  
   Repurchase and retirement of common stock                               (1,001)     (1,000) 
   Payment of dividends to stockholders                                      (134)       (100) 
 Net cash used for financing activities                                      (750)       (672) 
 Net increase (decrease) in cash and cash equivalents                   $    (115)  $   2,509  
 Supplemental disclosures of cash flow information:                                            
   Cash paid during the period for:                                                            
    Interest                                                            $      13   $      14  
    Income taxes                                                        $     803   $     475